package com.cch.gulimall.product.exception;

import com.cch.common.exception.BizCodeEnum;
import com.cch.common.utils.R;
import lombok.extern.slf4j.Slf4j;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ControllerAdvice;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.ResponseBody;

import java.util.HashMap;
import java.util.Map;

/**
 * 2022年7月8日 14:07:22
 * <p>
 * <p>
 * 统一异常处理  @ControllerAdvice 和 @ResponseBody 合二为一为@RestControllerAdvice
 */
@Slf4j
@ResponseBody
@ControllerAdvice(basePackages = "com.cch.gulimall.product.controller")
public class GulimallExceptionControllerAdvice {
    @ExceptionHandler(value = MethodArgumentNotValidException.class)
    public R handleVaildException(MethodArgumentNotValidException e) {
        log.error("数据校验出现异常{},异常类型{}", e.getMessage(), e.getClass());
        BindingResult result = e.getBindingResult();
        Map<String, String> errorMap = new HashMap<>();
        result.getFieldErrors().forEach((fieldError) -> {
            errorMap.put(fieldError.getField(), fieldError.getDefaultMessage());
        });
        return R.error(BizCodeEnum.VAILD_EXCEPTION.getCode(), BizCodeEnum.VAILD_EXCEPTION.getMsg()).put("data", errorMap);
    }
/*    @ExceptionHandler(value = Throwable.class)
    public R handleException(Throwable throwable){
        return R.error(BizCodeEnum.UNKNOWN_EXCEPTION.getCode(),BizCodeEnum.UNKNOWN_EXCEPTION.getMsg());
    }*/


}
